问题
选择题
The young man，who by then ___ admission to university，decided to do some part-time jobs to gain more practical experience．
A．gained
B．was gaining
C．has gained
D．had gained
答案
D
题目分析：考查时态：句意：到那时已经获得大学录取通知书的年轻人，决定做兼职工作来获得更多的实用的经验。从句中的by then和decided to do可以判断空格处的动作发生在decided to do之前故此处用过去完成时。答案选D项。